---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23919 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 709 11917 3 3362 14937 Swap: 1023 4 1019 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:6d:29:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79612sec preferred_lft 79612sec inet6 fe80::f816:3eff:fe6d:29ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:e2:6c:68:3a:5b brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::40e2:6cff:fe68:3a5b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23919) 06/05/26 _x86_64_ (4 CPU) 06:55:38 LINUX RESTART (4 CPU) 07:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:18 105.93 3.94 83.96 18.03 182.02 26449.47 218227.06 07:20:08 14.24 8.58 5.44 0.23 161.91 160.66 1236.04 07:30:18 7.90 0.18 7.33 0.38 12.40 199.42 756.33 07:40:10 11.15 2.00 8.69 0.47 105.97 518.28 1820.25 07:50:06 20.63 0.02 19.74 0.88 0.72 579.83 776.74 08:00:18 7.47 0.03 7.14 0.30 1.01 208.73 72.30 08:10:18 8.33 0.02 7.94 0.36 1.52 255.13 118.91 08:20:10 2.25 0.02 2.22 0.01 0.51 40.27 0.18 08:30:14 5.42 0.01 5.24 0.17 0.50 157.35 96.11 08:40:18 12.31 0.12 11.68 0.50 7.82 712.01 213.81 Average: 19.79 1.48 16.13 2.18 47.43 2994.07 22878.56 07:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:18 4572088 6622320 9316252 56.90 261200 1875760 10178920 58.43 1580408 9741244 368 07:20:08 13224340 15329264 616712 3.77 262300 1929564 1378396 7.91 1643644 1052244 3520 07:30:18 7897936 10016360 5927888 36.21 263876 1941512 7025392 40.33 1653992 6374576 156 07:40:10 13077180 15331868 614060 3.75 269332 2072264 1361952 7.82 1674476 1170432 9552 07:50:06 12999252 15336296 609632 3.72 271836 2152116 1361952 7.82 1690928 1236940 12204 08:00:18 8929128 11283204 4661188 28.47 272756 2168228 5404928 31.02 1692836 5300436 244 08:10:18 7673308 10064716 5879076 35.91 273888 2204428 6725936 38.61 1696468 6546288 160 08:20:10 12937584 15350808 595316 3.64 274296 2225840 1362460 7.82 1699704 1304760 19740 08:30:14 12897840 15335472 610576 3.73 275120 2249424 1361612 7.82 1702504 1326348 21420 08:40:18 8792272 11365516 4578668 27.96 279864 2379884 5227068 30.00 1736780 5400208 196 Average: 10300093 12603582 3340937 20.41 270447 2119902 4138862 23.76 1677174 3945348 6756 07:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:18 lo 26.54 26.54 20.27 20.27 0.00 0.00 0.00 0.00 07:10:18 ens3 37.52 26.83 642.45 3.13 0.00 0.00 0.00 0.00 07:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:08 lo 8.32 8.32 4.54 4.54 0.00 0.00 0.00 0.00 07:20:08 ens3 1.61 1.50 0.27 2.18 0.00 0.00 0.00 0.00 07:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:18 lo 9.72 9.72 5.58 5.58 0.00 0.00 0.00 0.00 07:30:18 ens3 0.58 0.45 0.12 0.09 0.00 0.00 0.00 0.00 07:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:10 lo 11.68 11.68 6.17 6.17 0.00 0.00 0.00 0.00 07:40:10 ens3 0.73 0.57 0.21 0.17 0.00 0.00 0.00 0.00 07:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:06 lo 12.97 12.97 7.29 7.29 0.00 0.00 0.00 0.00 07:50:06 ens3 0.83 0.71 0.17 0.14 0.00 0.00 0.00 0.00 07:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:18 lo 19.34 19.34 9.21 9.21 0.00 0.00 0.00 0.00 08:00:18 ens3 0.85 0.69 0.23 0.18 0.00 0.00 0.00 0.00 08:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:18 lo 28.92 28.92 11.43 11.43 0.00 0.00 0.00 0.00 08:10:18 ens3 0.69 0.47 0.18 0.13 0.00 0.00 0.00 0.00 08:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:10 lo 14.94 14.94 6.41 6.41 0.00 0.00 0.00 0.00 08:20:10 ens3 0.63 0.42 0.15 0.11 0.00 0.00 0.00 0.00 08:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:14 lo 17.65 17.65 10.41 10.41 0.00 0.00 0.00 0.00 08:30:14 ens3 0.82 0.54 0.20 0.15 0.00 0.00 0.00 0.00 08:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:18 lo 18.02 18.02 9.98 9.98 0.00 0.00 0.00 0.00 08:40:18 ens3 0.99 0.82 0.27 0.22 0.00 0.00 0.00 0.00 08:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.86 16.86 9.17 9.17 0.00 0.00 0.00 0.00 Average: ens3 4.62 3.37 66.05 0.65 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-23919) 06/05/26 _x86_64_ (4 CPU) 06:55:38 LINUX RESTART (4 CPU) 07:00:01 CPU %user %nice %system %iowait %steal %idle 07:10:18 all 61.49 0.00 2.54 0.30 0.12 35.55 07:10:18 0 62.09 0.00 2.34 0.17 0.12 35.28 07:10:18 1 61.19 0.00 2.54 0.25 0.12 35.89 07:10:18 2 61.66 0.00 2.74 0.23 0.12 35.25 07:10:18 3 61.02 0.00 2.55 0.54 0.12 35.78 07:20:08 all 9.74 0.00 0.49 0.06 0.06 89.65 07:20:08 0 9.82 0.00 0.51 0.07 0.06 89.54 07:20:08 1 9.63 0.00 0.46 0.10 0.07 89.74 07:20:08 2 9.55 0.00 0.53 0.02 0.06 89.83 07:20:08 3 9.95 0.00 0.44 0.05 0.06 89.49 07:30:18 all 15.05 0.00 0.54 0.10 0.06 84.25 07:30:18 0 15.22 0.00 0.47 0.04 0.06 84.22 07:30:18 1 14.47 0.00 0.55 0.13 0.06 84.79 07:30:18 2 15.34 0.00 0.66 0.19 0.07 83.75 07:30:18 3 15.16 0.00 0.50 0.04 0.06 84.25 07:40:10 all 16.43 0.00 0.74 0.08 0.06 82.68 07:40:10 0 16.69 0.00 0.80 0.11 0.06 82.35 07:40:10 1 16.17 0.00 0.77 0.15 0.07 82.84 07:40:10 2 15.69 0.00 0.70 0.02 0.07 83.52 07:40:10 3 17.18 0.00 0.68 0.05 0.07 82.02 07:50:06 all 28.95 0.00 0.96 0.05 0.07 69.96 07:50:06 0 28.72 0.00 0.91 0.04 0.07 70.26 07:50:06 1 28.80 0.00 1.04 0.07 0.08 70.01 07:50:06 2 29.83 0.00 0.90 0.07 0.07 69.13 07:50:06 3 28.46 0.00 1.00 0.04 0.07 70.42 08:00:18 all 13.69 0.00 0.45 0.02 0.06 85.78 08:00:18 0 13.65 0.00 0.48 0.02 0.06 85.78 08:00:18 1 14.18 0.00 0.46 0.01 0.06 85.29 08:00:18 2 13.57 0.00 0.41 0.03 0.07 85.92 08:00:18 3 13.34 0.00 0.46 0.02 0.06 86.11 08:10:18 all 15.64 0.00 0.57 0.03 0.06 83.70 08:10:18 0 15.27 0.00 0.61 0.04 0.06 84.03 08:10:18 1 15.74 0.00 0.50 0.06 0.06 83.64 08:10:18 2 15.75 0.00 0.56 0.04 0.06 83.58 08:10:18 3 15.79 0.00 0.61 0.01 0.06 83.53 08:20:10 all 3.21 0.00 0.38 0.01 0.05 96.35 08:20:10 0 3.48 0.00 0.32 0.00 0.05 96.14 08:20:10 1 3.26 0.00 0.39 0.02 0.05 96.28 08:20:10 2 3.17 0.00 0.40 0.01 0.05 96.38 08:20:10 3 2.95 0.00 0.40 0.00 0.05 96.60 08:30:14 all 10.02 0.00 0.39 0.02 0.06 89.52 08:30:14 0 9.80 0.00 0.43 0.03 0.06 89.69 08:30:14 1 10.46 0.00 0.40 0.01 0.06 89.06 08:30:14 2 9.97 0.00 0.41 0.02 0.06 89.53 08:30:14 3 9.84 0.00 0.29 0.01 0.05 89.80 08:40:18 all 20.37 0.00 0.73 0.05 0.07 78.78 08:40:18 0 20.40 0.00 0.79 0.04 0.07 78.70 08:40:18 1 19.61 0.00 0.78 0.03 0.07 79.51 08:40:18 2 20.16 0.00 0.67 0.09 0.07 79.01 08:40:18 3 21.28 0.00 0.70 0.03 0.07 77.92 Average: all 19.59 0.00 0.78 0.07 0.07 79.49 Average: 0 19.64 0.00 0.77 0.06 0.07 79.47 Average: 1 19.49 0.00 0.80 0.08 0.07 79.57 Average: 2 19.60 0.00 0.80 0.07 0.07 79.45 Average: 3 19.62 0.00 0.77 0.08 0.07 79.46